Remove unused VVL skip message Following test angleproject:42265049 MultisampledRenderToTextureES31Test.DrawCopyThenBlendAllAttachmentsMixed/ES3_1_Vulkan no longer fails due to VVL error. Tested on Pixel 8. Remove the outdated VVL suppression. Bug: angleproject:42265049 Change-Id: I6e4ba623439a3705e0b897af0af1d1174ef34854 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6341271 Commit-Queue: Yuxin Hu <yuxinhu@google.com> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>